Home / 31,728,529.53-47,593,921.97-10,160,328.69

Finding the Fourth Proportional to 31,728,529.53, 47,593,921.97 and 10,160,328.69

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Solution

The fourth proportional to 31,728,529.53, 47,593,921.97 and 10,160,328.69 is: 15,240,854.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,728,529.53 : 47,593,921.97 = 10,160,328.69 : x
  2. Step 2: Convert to fraction form
    31,728,529.53/47,593,921.97 = 10,160,328.69/x
  3. Step 3: Cross multiply
    31,728,529.53x = 47,593,921.97 × 10,160,328.69
  4. Step 4: Simplify right side
    31,728,529.53x = 483,569,890,861,412.31
  5. Step 5: Solve for x
    x = 483,569,890,861,412.31/31,728,529.53
  6. Step 6: Final answer
    x = 15,240,854.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.